プログレッシブ和英中辞典(第4版)の解説
－ぶん【－分】
❶〔分けること〕
３分の１
one- third
５分の２
two-fifths
１時間の４分の１は15分だ
A quarter of an hour is fifteen minutes.
宿題は４分の３やり終えた
I have finished three-quarters of my homework.
５万分の１の地図
a map on the scale of 1:50,000（▼one to fifty thousandと読む）
これを３分してください
Please divide this into three (parts).
❷〔分量〕
二日分の薬
medicine for two days
彼は二人分食べた
He ate enough for two.
１週間分の食料
a week's supply of food
彼は３人分の仕事をする
He does the work of three men.
２千円分の菓子を買った
He bought two thousand yen's worth of sweets.
一月分の部屋代と食費はいくらですか
How much is room and board per month?
１年分の家賃先払いです
A year's rent is to be paid in advance.
❸〔成分〕
この菓子は糖分が多い
This cake contains a lot of sugar.
❹〔身分〕
兄貴分
a sworn brother